Spring cover



FIG. 1 is a front elevational view of the spring cover showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The cross hatch shading which is partially shown in all views is understood to extend across the entire design. 

The ornamental design for a spring cover, as shown and described. 